Skip to content
Web

CVE-2026-34234

10.0
Critical
EPSS 3%Patch availableMay 20, 2026

Unauthenticated RCE in CtrlPanel <=1.1.1 web installer.

common questions

Is CVE-2026-34234 being exploited?

Not confirmed. CVE-2026-34234 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 3.1% probability of exploitation in the next 30 days.

How severe is CVE-2026-34234?

CVE-2026-34234 is rated Critical with a CVSS score of 10.0. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-34234?

Yes. A fix has been recorded for CVE-2026-34234. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-34234 affect?

CVE-2026-34234 affects CtrlPanel <=1.1.1, CtrlPanel web installer. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-34234?

Upgrade to 1.2.0+; restrict installer access; rotate credentials if exposed

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
CtrlPanel <=1.1.1CtrlPanel web installer
impact

Attacker can execute arbitrary commands on the server via unauthenticated requests to the web installer.

action required

Immediate action required

affected versions
Ctrlpanel-gg panel
  • affected< 1.2.0

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
get alerted

Track only the vulnerabilities that affect your infrastructure.

start for free